/*
 * Copyright (C) 2020-2022 Samuel Audet
 *
 * Licensed either under the Apache License, Version 2.0, or (at your option)
 * under the terms of the GNU General Public License as published by
 * the Free Software Foundation (subject to the "Classpath" exception),
 * either version 2, or any later version (collectively, the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *     http://www.gnu.org/licenses/
 *     http://www.gnu.org/software/classpath/license.html
 *
 * or as provided in the LICENSE.txt file that accompanied this code.
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.bytedeco.gradle.javacpp;

import org.bytedeco.javacpp.Loader;
import org.gradle.api.Action;
import org.gradle.api.ActionConfiguration;
import org.gradle.api.Plugin;
import org.gradle.api.Project;

/**
 * This plugin selects from existing artifacts the ones corresponding to user-specified platforms.
 * It defines the following extra property:
 * <p><ul>
 * <li>"javacppPlatform", a comma-separated list, which defaults to {@link Loader#getPlatform()};
 * </ul><p>
 *
 * and adds the following rule:
 * <p><ul>
 * <li>{@link PlatformRule} that removes any platform dependencies not in "javacppPlatform".
 * </ul><p>

 * @author Samuel Audet
 */
public class PlatformPlugin implements Plugin<Project> {
    @Override public void apply(Project project) {
        if (!project.hasProperty("javacppPlatform")) {
            project.getExtensions().getExtraProperties().set("javacppPlatform", Loader.Detector.getPlatform());
        }

        project.afterEvaluate(new Action<Project>() { public void execute(final Project p) {
            p.getDependencies().getComponents().all(PlatformRule.class,
                    new Action<ActionConfiguration>() { public void execute(ActionConfiguration rule) {
                rule.setParams(p.findProperty("javacppPlatform"));
            }});
        }});
    }
}
